1554042 has 32 divisors (see below), whose sum is σ = 3589632. Its totient is φ = 439344.

The previous prime is 1554019. The next prime is 1554043. The reversal of 1554042 is 2404551.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1554043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6733 + ... + 6959.

It is an arithmetic number, because the mean of its divisors is an integer number (112176).

2^1554042 is an apocalyptic number.

1554042 is an abundant number, since it is smaller than the sum of its proper divisors (2035590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1554042 is a wasteful number, since it uses less digits than its factorization.

1554042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1554042 is about 1246.6122091493. The cubic root of 1554042 is about 115.8299629243.

Adding to 1554042 its reverse (2404551), we get a palindrome (3958593).

The spelling of 1554042 in words is "one million, five hundred fifty-four thousand, forty-two".